Home / 3,106,978,782.21-4,288,652,506.85-2,473,062,077.25

Finding the Fourth Proportional to 3,106,978,782.21, 4,288,652,506.85 and 2,473,062,077.25

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Solution

The fourth proportional to 3,106,978,782.21, 4,288,652,506.85 and 2,473,062,077.25 is: 3,413,638,978.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,106,978,782.21 : 4,288,652,506.85 = 2,473,062,077.25 : x
  2. Step 2: Convert to fraction form
    3,106,978,782.21/4,288,652,506.85 = 2,473,062,077.25/x
  3. Step 3: Cross multiply
    3,106,978,782.21x = 4,288,652,506.85 × 2,473,062,077.25
  4. Step 4: Simplify right side
    3,106,978,782.21x = 10,606,103,877,181,515,776
  5. Step 5: Solve for x
    x = 10,606,103,877,181,515,776/3,106,978,782.21
  6. Step 6: Final answer
    x = 3,413,638,978.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.